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Huntsman IROGRAN A 95 K 4977 TPU Polyester Type 95A High Mechanical Strength Seals Thermoplastic Polyurethane
Huntsman IROGRAN A 95 K 4977 TPU Polyester Type 95A High Mechanical Strength Seals Thermoplastic Polyurethane
亨斯迈IROGRAN A 95 K 4977聚酯型TPU,94A/46D,拉伸55MPa,用于密封件辊轮。
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Basic Parameters

一、基本参数与技术规格

产品牌号IROGRAN A 95 K 4977
生产厂家亨斯迈(Huntsman)
化学类型聚酯型TPU
硬度(Shore A/D)94A/46D
密度1.20 g/cm³
拉伸强度55 MPa
断裂伸长率500%
MVR(210°C/21.6kg)70 cm³/10min
外观浅黄色颗粒
包装规格25kg/袋
保质期24个月

二、产品核心特点

  • 高机械强度(拉伸55MPa)
  • 耐磨性极佳
  • 弹性好,压缩永久变形低

三、典型应用领域

  • 液压密封件
  • 工业辊轮
  • 垫圈垫片
  • 联轴器弹性体

四、加工使用建议

  • 注塑温度:210-240°C
  • 挤出温度:190-220°C
  • 干燥:80°C/3-4h

五、关键性能数据

性能指标数据
硬度94A/46D
密度1.20 g/cm³
拉伸强度55 MPa
断裂伸长率500%

六、包装、储存与安全

  • 干燥密封保存

使用前请仔细阅读产品安全数据表(MSDS),做好个人防护。

七、企业资质与售后服务

上海道勤实业有限公司专业供应亨斯迈(Huntsman)全系列化工产品,产品涵盖SUPRASEC MDI、JEFFAMINE聚醚胺、ARALDITE环氧树脂、ARADUR固化剂、IROGRAN/AVALON TPU等。所有产品均为亨斯迈原厂正品,可提供原厂TDS和MSDS。

联系电话:19279864570(微信同号)
网址:daoqinsh.com

加工工艺建议

干燥建议:TPU吸湿性较强,含水超标会导致制品表面气泡和物性下降,建议使用除湿干燥机。

推荐干燥温度 80~100°C,干燥时间 3~5小时,含水率控制在 < 0.02% 以下。

工艺参数 推荐范围
料筒温度180~220°C
喷嘴温度185~215°C
模具温度20~50°C
注射压力70~130 MPa
保压压力30~60 MPa
螺杆转速30~60 rpm
注意事项:TPU弹性好、粘模性强,脱模斜度宜大,顶出速度宜慢;硬度不同加工温度有差异,硬质TPU温度偏高、软质偏低。
* 以上参数为 TPU(热塑性聚氨酯) 通用参考范围,实际参数需结合具体牌号、制品结构、模具设计和设备条件进行试模验证。
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Product Features

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